Summary statistics for c_1_c5_53 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_53 | 4,364 1529660 3707899 64 9.51e+07 by Jean Roth , jroth@nber.org , 5 Sep 2018